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US3016671A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1959-09-25
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Granted: 1962-01-16
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Expires: 1979-09-25
Abstract
No abstract record available.
Inventors
- 👤 William F Stremke
- 👤 Jr William F Stremke
- 👤 Roman R Pazderski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:43
CPC Classifications
B; B65; B65B; B65B11/00; B65B11/06; B65B11/08; B65B11/10; B65B11/12; B65B35/00; B65B35/10; B65B35/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1266705A
Cited
US1618217A
Cited
US1969581A
Cited
US1902734A
Cited
US2917885A
Cited
US2917886A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |